Home / 94,705.68-130,638.72-60,702.12

Finding the Fourth Proportional to 94,705.68, 130,638.72 and 60,702.12

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Solution

The fourth proportional to 94,705.68, 130,638.72 and 60,702.12 is: 83,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,705.68 : 130,638.72 = 60,702.12 : x
  2. Step 2: Convert to fraction form
    94,705.68/130,638.72 = 60,702.12/x
  3. Step 3: Cross multiply
    94,705.68x = 130,638.72 × 60,702.12
  4. Step 4: Simplify right side
    94,705.68x = 7,930,047,258.09
  5. Step 5: Solve for x
    x = 7,930,047,258.09/94,705.68
  6. Step 6: Final answer
    x = 83,733.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.